Which sentence is punctuated correctly? a. "why." nancy replied, "that might be their taxi cab." b. "when did you land at the airport" she asked? c. tara said, "they should be here any minute now". d. waving his hand, eddie yelled, "we're over here! "

im gonna take a guess and say gas vans and chambers

the following key ideas correctly express the key sentence.

restate key idea: most people can learn to swim in ten short lessons.

restate key idea: the majority of water-accident victims require mouth-to-mouth breathing.

restate key idea: an empty, tightly closed gallon jug will support a tired swimmer.  

restate key idea: first aid is to prevent accidents as well as assist in rescue.

explanation: the key idea needs to have the same topic as the key sentence (drowning and safety).